Oxygen sensors detect the amount of oxygen in the exhaust. Oxygen sensors usually don’t have a replacement schedule. A bad oxygen sensor can be diagnosed with a code reader or scan tool. A car’s ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

Sensors and Diagnostics is a gold open-access journal publishing innovative and high-impact research on sensing technologies and diagnostic systems. The journal focuses on studies that explore novel ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Di et al. report a dual-band infrared photodetector employing size-engineered PbS quantum dots as spectrally selective absorbers in a unipolar barrier configuration, which can switch between near- and ...